The development of the embryonic cardiovascular system begins during the 3rd week of gestation. The process begins with a straight tube, which will eventually differentiate to form a functional heart after several events. Disturbances of any events in the development of the heart, such as cardiac Cardiac Total Anomalous Pulmonary Venous Return (TAPVR) looping, can result in severe congenital Congenital Chorioretinitis disorders. The major clinical presentation Presentation The position or orientation of the fetus at near term or during obstetric labor, determined by its relation to the spine of the mother and the birth canal. The normal position is a vertical, cephalic presentation with the fetal vertex flexed on the neck. Normal and Abnormal Labor of these abnormalities will be cyanosis Cyanosis A bluish or purplish discoloration of the skin and mucous membranes due to an increase in the amount of deoxygenated hemoglobin in the blood or a structural defect in the hemoglobin molecule. Pulmonary Examination.
Last updated: 20 Jan, 2022
The atrial septum begins with endocardial cushions at the base of the atrial chamber and septum primum.
Mnemonic: right-to-left shunts (cyanotic lesions) (the 5 Ts):
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